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Fixed the error path in SMDataFile read() and write()

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This commit is contained in:
Patrick LeBlanc
2019-04-23 16:01:19 -05:00
parent 46163c129a
commit 08923813cb
1 changed files with 4 additions and 0 deletions
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4
utils/cloudio/SMDataFile.cpp
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@@ -48,6 +48,8 @@ ssize_t SMDataFile::pread(void *buf, off64_t offset, size_t count)
ssize_t SMDataFile::read(void *buf, size_t count) ssize_t SMDataFile::read(void *buf, size_t count)
{ {
ssize_t ret = comm->pread(name(), buf, count, position); ssize_t ret = comm->pread(name(), buf, count, position);
if (ret < 0)
return ret;
position += ret; position += ret;
return ret; return ret;
} }
@@ -57,6 +59,8 @@ ssize_t SMDataFile::write(const void *buf, size_t count)
if (openmode & O_APPEND) if (openmode & O_APPEND)
return comm->append(name(), buf, count); return comm->append(name(), buf, count);
ssize_t ret = comm->pwrite(name(), buf, count, position); ssize_t ret = comm->pwrite(name(), buf, count, position);
if (ret < 0)
return ret;
position += ret; position += ret;
return ret; return ret;
} }